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                            <b>1.</b>
                        
                        HTML
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                        emmet
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                            <b>2.</b>
                        
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                            <b>2.2.</b>
                        
                        form表单
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                            <b>2.3.</b>
                        
                        input属性
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                            <b>3.</b>
                        
                        链接和列表
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                            <b>3.1.</b>
                        
                        列表
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                            <b>3.2.</b>
                        
                        超链接
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                            <b>4.</b>
                        
                        多媒体
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                            <b>4.1.</b>
                        
                        音频和视频
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                            <b>5.</b>
                        
                        head
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                            <b>5.1.</b>
                        
                        meta标签
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                            <b>5.2.</b>
                        
                        link标签
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                            <b>6.</b>
                        
                        CSS
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                            <b>6.1.</b>
                        
                        css的简介
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                            <b>7.</b>
                        
                        选择器
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                        元素选择器
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                            <b>7.2.</b>
                        
                        关系选择器
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                            <b>7.3.</b>
                        
                        子元素选择器
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                        属性选择器
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                            <b>7.5.</b>
                        
                        伪类选择器
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                            <b>7.6.</b>
                        
                        伪对象选择符
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                            <b>8.</b>
                        
                        字体
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                            <b>8.1.</b>
                        
                        font
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                            <b>8.2.</b>
                        
                        icon
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                            <b>8.3.</b>
                        
                        文本装饰
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                            <b>9.</b>
                        
                        border
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                            <b>9.1.</b>
                        
                        边框
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                            <b>9.2.</b>
                        
                        圆角与背景
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                            <b>10.</b>
                        
                        盒子模型
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                            <b>11.</b>
                        
                        浮动
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                            <b>12.</b>
                        
                        定位
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                            <b>13.</b>
                        
                        SCSS
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                            <b>14.</b>
                        
                        动画
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                            <b>15.</b>
                        
                        viewport
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                            <b>16.</b>
                        
                        布局
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                            <b>17.</b>
                        
                        rem的使用
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            <span><b>18.</b> 响应式布局</span>
            
            
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            <span><b>19.</b> flex</span>
            
            
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                        <h1 id="css&#x7684;&#x7B80;&#x4ECB;">CSS&#x7684;&#x7B80;&#x4ECB;</h1>
<h2 id="css&#x7684;www">CSS&#x7684;www</h2>
<ol>
<li><p>W(what)&#x5B83;&#x662F;&#x4EC0;&#x4E48;
&#x5C42;&#x53E0;&#x6837;&#x5F0F;&#x8868;&#xFF0C;&#x72B9;&#x5982;&#x4E00;&#x5C42;&#x5305;&#x88C5;&#x7EB8;&#xFF0C;&#x5305;&#x88F9;&#x518D;&#x76D2;&#x5B50;&#xFF08;html&#x67B6;&#x6784;&#xFF09;&#x4E0A;&#xFF0C;</p>
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&#x63D0;&#x9AD8;&#x5F00;&#x53D1;&#x6548;&#x7387;&#xFF0C;&#x66F4;&#x5F3A;&#x5927;&#x7684;&#x6837;&#x5F0F;&#x548C;&#x52A8;&#x753B;&#x529F;&#x80FD;&#xFF0C;&#x66F4;&#x5408;&#x7406;&#x7684;&#x4EE3;&#x7801;&#x7ED3;&#x6784;&#x90E8;&#x7F72;&#xFF0C;</p>
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&#x5E38;&#x5E38;&#x7ED3;&#x5408;html&#xFF0C;&#x8FDB;&#x884C;&#x9875;&#x9762;&#x6837;&#x5F0F;&#x4E0A;&#x7684;&#x7F8E;&#x5316;&#xFF0C;&#x548C;&#x6784;&#x9020;&#x9875;&#x9762;&#x5E03;&#x5C40;&#x3002;
&#x54EA;&#x91CC;&#x7528;&#x4E86;html&#xFF0C;&#x5C31;&#x80AF;&#x5B9A;&#x53EF;&#x4EE5;&#x770B;&#x5230;&#x5B83;&#x3002;</p>
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<li>&#x884C;&#x5185;&#x5F15;&#x5165;
&#x76F4;&#x63A5;&#x518D;&#x6807;&#x7B7E;&#x4E2D;&#x52A0;&#x5165;<code>style</code>&#x5C5E;&#x6027;&#xFF0C;&#x5E76;&#x5728;&#x91CC;&#x9762;&#x5199;&#x4E0A;&#x5BF9;&#x5E94;&#x7684;CSS&#x4EE3;&#x7801;<blockquote>
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         &#x6211;&#x662F;&#x4E00;&#x4E2A;div
<span class="hljs-tag">&lt;/<span class="hljs-title">div</span>&gt;</span>
</code></pre>
<p>2.&#x9875;&#x5185;&#x5F15;&#x5165;(&#x9488;&#x5BF9;&#x9875;&#x9762;)
&#x76F4;&#x63A5;&#x5728;&#x9875;&#x5934;&#x63D2;&#x5165;<code>style</code>&#x6807;&#x7B7E;&#xFF0C;&#x5E76;&#x5728;&#x91CC;&#x9762;&#x5199;&#x4E0A;&#x5BF9;&#x5E94;&#x7684;CSS&#x4EE3;&#x7801;
&#x4F18;&#x70B9;&#x53EF;&#x4EE5;&#x65B9;&#x4FBF;&#x7684;&#x63A7;&#x5236;&#x9875;&#x9762;&#x591A;&#x4E2A;&#x5143;&#x7D20;<br>&#x7F3A;&#x70B9;&#xFF0C;&#x53EA;&#x80FD;&#x5C40;&#x9650;&#x4E8E;&#x63A7;&#x5236;&#x5F53;&#x524D;&#x754C;&#x9762; </p>
</blockquote>
</li>
</ol>
<pre><code class="lang-html"><span class="hljs-tag">&lt;<span class="hljs-title">style</span> <span class="hljs-attribute">type</span>=<span class="hljs-value">&quot;text/css&quot;</span>&gt;</span><span class="css">
            <span class="hljs-tag">div</span><span class="hljs-rules">{
                <span class="hljs-rule"><span class="hljs-attribute">color</span>:<span class="hljs-value"> skyblue</span></span>;
               }</span>
         &lt;<span class="hljs-tag">div</span>&gt;
            &#x6211;&#x662F;&#x5929;&#x84DD;&#x8272;
        &lt;/<span class="hljs-tag">div</span>&gt;
</span></code></pre>
<ol>
<li>&#x9875;&#x5916;&#x5F15;&#x5165;(&#x9488;&#x5BF9;&#x591A;&#x9875;&#x9762;)
&#x901A;&#x8FC7;link&#x6807;&#x7B7E;&#xFF0C;&#x5F15;&#x5165;&#x5916;&#x90E8;css&#x6587;&#x4EF6;&#x3002;&#x8FBE;&#x5230;&#x4E00;&#x4E2A;css&#x6587;&#x4EF6;&#x63A7;&#x5236;&#x591A;&#x4E2A;html&#x9875;&#x9762;&#x7684;&#x76EE;&#x7684;&#x3002;<blockquote>
<p>&#x4F18;&#x70B9;&#x65B9;&#x4FBF;&#x7684;&#x63A7;&#x5236;&#x591A;&#x4E2A;&#x9875;&#x9762;&#xFF0C;&#x7EDF;&#x4E00;&#x5168;&#x7AD9;&#x6837;&#x5F0F;,&#x53EF;&#x4EE5;&#x88AB;&#x6D4F;&#x89C8;&#x5668;&#x7F13;&#x5B58;&#xFF0C;&#x52A0;&#x5FEB;&#x52A0;&#x8F7D;&#x901F;&#x5EA6;&#x3002;<br>&#x7F3A;&#x70B9;&#xFF0C;&#x56E0;&#x4E3A;&#x6709;&#x7F13;&#x5B58;&#xFF0C;&#x6240;&#x4EE5;&#x6709;&#x53EF;&#x80FD;&#x5B58;&#x5728;&#x66F4;&#x65B0;&#x4E0D;&#x53CA;&#x65F6;&#x3002;</p>
<pre><code class="lang-html"><span class="hljs-tag">&lt;<span class="hljs-title">head</span>&gt;</span>
<span class="hljs-tag">&lt;<span class="hljs-title">link</span> <span class="hljs-attribute">rel</span>=<span class="hljs-value">&quot;stylesheet&quot;</span> <span class="hljs-attribute">type</span>=<span class="hljs-value">&quot;text/css&quot;</span> <span class="hljs-attribute">href</span>=<span class="hljs-value">&quot;css/style.css&quot;</span>/&gt;</span>
<span class="hljs-tag">&lt;/<span class="hljs-title">head</span>&gt;</span>
<span class="hljs-tag">&lt;<span class="hljs-title">body</span>&gt;</span>
<span class="hljs-tag">&lt;<span class="hljs-title">div</span>&gt;</span>
         &#x6211;&#x662F;&#x7B2C;&#x4E8C;&#x4E2A;div&#xFF0C;&#x5B57;&#x4F53;&#x662F;16px&#xFF0C;&#x4E5F;&#x53D8;&#x6210;&#x5929;&#x84DD;&#x8272;
     <span class="hljs-tag">&lt;/<span class="hljs-title">div</span>&gt;</span>
<span class="hljs-tag">&lt;/<span class="hljs-title">body</span>&gt;</span>
</code></pre>
<pre><code class="lang-CSS"><span class="hljs-at_rule">@<span class="hljs-keyword">charset</span> <span class="hljs-string">&quot;utf-8&quot;</span></span>;
<span class="hljs-tag">div</span><span class="hljs-rules">{
 <span class="hljs-rule"><span class="hljs-attribute">background-color</span>:<span class="hljs-value"> deeppink</span></span>;
}</span>
</code></pre>
<p>&#x9488;&#x5BF9;&#x4E0A;&#x9762;&#x7684;3&#x79CD;&#x5F15;&#x5165;&#x65B9;&#x5F0F;&#xFF0C;&#x5B83;&#x4EEC;&#x4E4B;&#x95F4;&#x7684;&#x4F18;&#x5148;&#x7EA7;&#x662F;&#x9075;&#x5FAA;<strong>&#x201C;&#x5C31;&#x8FD1;&#x539F;&#x5219;&#x201D;</strong>
&#x8C01;&#x66F4;&#x63A5;&#x8FD1;&#x76EE;&#x6807;&#x5143;&#x7D20;&#xFF0C;&#x8C01;&#x5C31;&#x62E5;&#x6709;&#x6700;&#x5927;&#x7684;&#x8BDD;&#x4E8B;&#x6743;&#x3002;<br>&#x6240;&#x4EE5;&#x5F53;&#x6211;&#x4EEC;&#x63A7;&#x5236;&#x540C;&#x4E00;&#x79CD;&#x6837;&#x5F0F;&#x7684;&#x65F6;&#x5019;&#xFF0C;&#x6700;&#x63A5;&#x8FD1;&#x5143;&#x7D20;&#x6837;&#x5F0F;&#x624D;&#x4F1A;&#x751F;&#x6548;&#x3002;</p>
</blockquote>
</li>
</ol>
<h2 id="css&#x8BED;&#x6CD5;">CSS&#x8BED;&#x6CD5;</h2>
<pre><code class="lang-CSS">Selector {Property:Value;}
&#x9009;&#x62E9;&#x5668;      {&#x5C5E;&#x6027;&#x540D;:&#x5C5E;&#x6027;&#x7684;&#x503C;;}
</code></pre>
<p>&#x4E0D;&#x540C;&#x7684;&#x6D4F;&#x89C8;&#x5668;&#x53EF;&#x80FD;&#x9700;&#x8981;&#x4E0D;&#x540C;&#x7684;&#x524D;&#x7F00;
|&#x524D;&#x7F00;|&#x6D4F;&#x89C8;&#x5668;|
|:--:|:--:|
|-webit|chrome&#x548C;safari|
|-moz|firefox|
|-ms|IE|
|-o|opera|</p>

                    
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